WO2020178101A1 - Turbine à rotor à disque, dispositif et procédé de conversion d'énergie chimique en énergie mécanique, et dispositif ainsi que procédé de conversion d'énergie chimique en énergie électrique - Google Patents

Turbine à rotor à disque, dispositif et procédé de conversion d'énergie chimique en énergie mécanique, et dispositif ainsi que procédé de conversion d'énergie chimique en énergie électrique Download PDF

Info

Publication number
WO2020178101A1
WO2020178101A1 PCT/EP2020/055038 EP2020055038W WO2020178101A1 WO 2020178101 A1 WO2020178101 A1 WO 2020178101A1 EP 2020055038 W EP2020055038 W EP 2020055038W WO 2020178101 A1 WO2020178101 A1 WO 2020178101A1
Authority
WO
WIPO (PCT)
Prior art keywords
turbine
energy
base body
fluid
pancake
Prior art date
Application number
PCT/EP2020/055038
Other languages
German (de)
English (en)
Inventor
Udo Hellwig
Original Assignee
Erk Eckrohrkessel Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Erk Eckrohrkessel Gmbh filed Critical Erk Eckrohrkessel Gmbh
Priority to DE112020001025.2T priority Critical patent/DE112020001025A5/de
Publication of WO2020178101A1 publication Critical patent/WO2020178101A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/34—Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes
    • F01D1/36—Non-positive-displacement machines or engines, e.g. steam turbines characterised by non-bladed rotor, e.g. with drilled holes using fluid friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/10—Adaptations for driving, or combinations with, electric generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B5/00—Machines or engines characterised by non-bladed rotors, e.g. serrated, using friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2210/00—Working fluid
    • F05B2210/10—Kind or type
    • F05B2210/12—Kind or type gaseous, i.e. compressible
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

Definitions

  • the present invention relates to a pancake turbine for converting the enthalpy of a flowing fluid into mechanical power and a device for converting chemical energy into mechanical energy, which is a
  • the invention also relates to a device and a method for converting chemical energy into mechanical energy and a device and method for converting chemical energy into electrical energy.
  • Tesla turbines are also known under the term Tesla turbines.
  • Nikola Tesla first applied for a patent for such a turbine in 1911 under number US1061206.
  • a fluid flows tangentially to the outer areas, the fluid being a
  • Disk-type turbines are characterized by a simple and robust design. In addition, they can be used to achieve very high speeds. Depending on their density, very high centrifugal forces act on the panes. The service life of a pancake turbine therefore depends to a large extent on the Material selection and the manufacturing tolerances of the discs. The likelihood of imbalances occurring, however, is less, the more disks are connected in parallel. In order to avoid imbalances, it is recommended, for example, for steel disks with very
  • the present invention is based on the object of providing a pancake turbine, a device for converting chemical energy into mechanical energy and an efficient device for converting chemical energy into electrical energy, which can be operated with a high degree of efficiency.
  • Claim 1 for converting the internal energy of a flowing gaseous fluid into mechanical power and by a device for converting chemical energy into mechanical energy according to Claim 12 and a device for converting chemical energy into electrical energy according to Claim 13.
  • the invention also shows a method for conversion
  • a first aspect of the invention is a pancake turbine for converting the enthalpy of a flowing gaseous fluid into mechanical power, wherein the pancake turbine has at least one rotatably mounted, rotationally symmetrical base body for the tangential application of the flowing gaseous fluid for the purpose of essentially entraining the base body into a
  • the base body is at least on its radial one
  • the outside is at least partially made of a material with a low density p ⁇ 0.5 kg / dm 3 .
  • the density specification refers to a body that is formed by the material with the low density, and not the density of the individual fibers of the
  • a flowing gaseous fluid within the meaning of the invention is in particular a gas, with a vapor not being excluded.
  • the enthalpy of a flowing gaseous fluid describes the total energy that is needed for one
  • thermodynamic conversion process is available and represents the thermodynamic potential of the fluid.
  • the pancake turbine comprises a rotatably mounted, rotationally symmetrical base body, alternatively also a plurality of mutually parallel, rotatably mounted base bodies.
  • the base body is preferably a disk or a cylinder, or a hollow cylindrical body.
  • the base body is mounted in such a way that it can be rotated, which means that it can be rotated about a central axis which runs perpendicular to the radial extension of the base body.
  • the base body is rotationally fixedly connected to an output element or a hub. It is not excluded here that the base body itself forms the hub and thus the functional elements of the base body and hub are combined in one component.
  • the inside diameter of a hollow cylindrical base body corresponds at least to the shaft diameter.
  • the outer diameter as well as the thickness, i.e. the expansion in the axial direction of the base body is determined mathematically on the basis of the strength and continuity laws. Further optimization rules can be applied to minimize the dissipation due to the radial flow.
  • the base body is set up to, by tangential exposure to a flowing gaseous fluid, on its radial outer side in a
  • Rotational movement to be displaced around its central axis denotes the lateral surface of a rotationally symmetrical one
  • Base body This means that where the fluid and the base body touch, there is a transfer of energy through molecular interactions between the phases involved, causing the base body to rotate.
  • the energy transfer between the fluid and the base body depends, among other things, on the viscosity, in particular the dynamic viscosity, of the fluid.
  • the fluid is slowed down and directed radially in the direction of the axis of rotation of the base body.
  • the energy transfer mechanisms described above continue to act, so that the fluid is subsequently deflected in a spiral path in the direction of the axis of rotation of the base body.
  • the output element or the hub is used to connect to an aggregate to be driven, such as a generator, and thus to the
  • Base bodies are dimensioned in such a way that the lowest possible dissipation is generated by the radial movement and, on the other hand, the tangential movement generates as high a shear stress as possible, the flow preferably remaining laminar.
  • the pancake turbine according to the invention is characterized in that the base body is at least partially made of a material with a density of less than 0.5 kg / dm 3 on its radial outer side.
  • an outer region or also an outer ring of the base body comprises at least partially a material of low density. It is not excluded here that the entire base body at least partially comprises the low-density material in all radial areas.
  • the low-density material preferably has a density of less than 1 kg / m 3 , particularly preferably less than 0.5 kg / m 3 .
  • the low density material is advantageously porous.
  • the low density material has a high volume content of im
  • the porosity of the low-density material is essentially the same in the part of the base body which is made from this material.
  • the low density material has the filament or fiber structure of a porous
  • the advantage of a high porosity is, among other things, that the gaseous fluid in the interior of the base body passes through the pores formed
  • Axis of rotation flows and the energy transfer to the base body takes place at least partially on the pore walls or on the filaments of the low-density material. It is possible that the flow in the interior of the main body is essentially laminar.
  • the fluid does not only flow on the outer surface of a rotating disc or in the gaps between two rotating discs, but also in the interior of the base body, which thus also flows as a single, comparatively thick disc that is permeable to the fluid can be executed.
  • Circumferential speeds are achievable. Accordingly, it is possible to achieve a turbine according to the invention with very small dimensions with a conventional mechanical power or with a turbine with conventional dimensions an extraordinarily high mechanical power.
  • the mechanical load on the components of the turbine can be significantly reduced in comparison, which has a positive effect on the operating costs.
  • the low mass moment of inertia has an advantageous effect on flexible control of the speed during operation, since the turbine has an effect in comparison with conventional turbines
  • the area of the base body made using the low-density material is configured in such a way that the low-density material is distributed regularly and / or homogeneously over the circumference in the respective radius. In other words, this means that the difference in density, and the associated difference in mass, over the circumference of the base body in
  • the low-density material comprises a carbon-based lightweight construction material, in particular graphene.
  • the low density material can be made entirely from the carbon-based
  • a carbon-based lightweight construction material within the meaning of the invention consists wholly or partially of a carbon component.
  • carbon-based means in particular that properties essential for the invention, such as density and mechanical strength, are due to the carbon component and not that the Carbon component makes up the largest mass-related proportion of the carbon-based lightweight construction material.
  • the carbon component is in the form of carbon tubes and / or fullerenes, for example, and is structurally based on graphite or graphene.
  • carbon-based lightweight construction material X «K ZU other components of the composite XWB XKK / XWB is> 0.5 vol%.
  • Polymers, for example, can be used as a further component.
  • Aerographite is characterized by a density of less than 0.4 kg / m 3 . Aerographite is based on a network of carbon tubes with a diameter of a few nanometers.
  • the low density material is graphene.
  • Graphene is a carbon compound which, in contrast to graphite, has a two-dimensional structure.
  • the carbon atoms are arranged like a honeycomb in the plane.
  • the chemical structure of graphene leads to a tensile strength that is more than 100 times higher than that of steel at a density of less than 0.2 kg / m 3 .
  • graphene has a thermal conductivity of more than 4000 W / (m K).
  • Graph can e.g. B. be used in the form of aerographs.
  • the carbon-based lightweight construction material is at least partially in the form of mechanically and / or chemically interconnected fibers.
  • Fibers in the context of the invention means carbon fibers, in particular
  • Carbon nanotubes The individual fibers should preferably have a diameter of less than 5 nm, particularly preferably less than 0.1 nm.
  • the advantage of small diameters is that a laminar flow is established on the fibers or that there is essentially no separation of the streamlines when the flow around the fibers. In other words, conditions of creeping flow arise.
  • a typical Reynolds number characterizing the flow is, for example, less than 0.1, the Reynolds number being the product of the
  • a Reynolds number of 0.1 is calculated, for example, under the following
  • the fibers form a body in an ordered or disordered manner, in particular on the radial outside
  • the fibers are mechanically and / or chemically connected to one another. It is not excluded here that the connection of the fibers takes place through the use of additives, which either remain in the body formed by the fibers or are removed again.
  • One possibility for forming the body is to shape the low-density material, in particular the carbon-based lightweight construction material, according to the invention by means of 3D printing. Both fibers and other forms of expression are used for this possibility of the formation of the body
  • Carbon component such as Dandruff or fullerenes, in question.
  • the body made of the low-density material is printed onto the rest of the base body, for example by means of 3D printing.
  • the body made of the low-density material represents a separate component which is mechanically connected to the rest of the base body by means of a form fit or adhesive, that is to say via an adhesive connection.
  • Fibers can also be formed in a disordered arrangement to form a fleece, felt or a tangle, and in an orderly arrangement to form a woven, knitted fabric, mesh or stitched fabric, from which the body is in turn formed. It is not excluded to combine several of the mentioned arrangements of fibers and / or to build the body from layers of the same or different fiber arrangements.
  • a particularly advantageous embodiment consists in that the base body is made entirely from the low-density material, in particular graphene.
  • the advantage of a complete design of the base body in graphene is a reduced number of connection points and connecting elements and thus one
  • the base body is formed in a radial outer area from the low-density material, in particular graphene, which is arranged on the radial outside of a carrier element of the disc turbine, the maximum radial extent of the carrier element r t to the radius of the entire base body r g in one
  • Ratio of r t / r g 0.2 to 0.5.
  • the base body in this embodiment is designed in such a way that, viewed radially from the inside out, initially a hub is arranged as part of a carrier element and then a body made of the low-density material is arranged, the carrier element and the hub as a structural unit can be executed. It is advantageous if that
  • the carrier element in other words the middle ring of the base body, comprises at least 20% but at most 50% of the total radius of the base body.
  • the carrier element is also advantageously designed to be rotationally symmetrical, in particular as a cylinder or hollow cylinder.
  • Another alternative embodiment is a radially alternating arrangement of the low-density material with a further, different material, in particular a light metal such as aluminum or an aluminum alloy in a layer structure.
  • the carrier element is in an innermost area by a hub, in a radially adjoining central area by a plurality of axially adjacent to one another, in particular in the form of a disk
  • a further rotational body in particular a hollow cylinder, can be arranged between the webs and the low-density material, which is mechanically firmly connected to both the webs and the low-density material and serves to fix the webs in relation to the low-density material
  • the middle area of the base body is designed in such a way that in at least one, but preferably several, perpendicular to the axis
  • Planes are arranged in an area between the hub and material of low density webs. At least two are in a radial plane
  • Bars designed in the form of discs can be designed as flat full cylinders which are arranged parallel to one another. It is possible here for the disks to have cutouts for further weight reduction, the cutouts advantageously being regularly distributed over the circumference of the respective radius. Said recesses can be round or oval holes, for example.
  • a combination of discs and bars is also possible.
  • the number, dimensions and spacing of the respective webs or disks are dependent on the speed, the material properties of the webs or disks and the material properties of the base body.
  • the carrier element comprises a body of revolution for mechanically fixing a body made of a material of low density.
  • the rotational body is set up on its radial outer side to fasten a body made of a material of low density to or on it. It is not excluded that the low density material with the
  • Rotary body is inextricably linked, that is, represents a structural unit. It is conceivable, for example, that the low density material on the
  • Rotary body is firmly applied, for. B. by printing, and this is then mechanically connected to the central region of the carrier element. On its radially inner side, the rotary body is connected to the webs and / or disks of the carrier element.
  • the pancake turbine has in its radially inner region at least one flow guide device for the axial discharge of the fluid.
  • the fact that the flow guide devices are arranged in a radially inner region means that they lie on a radius r to the axis of rotation, where n / r g ⁇ 0.3.
  • the gaseous fluid which flows tangentially against the base body or bodies, is diverted in a spiral on the axially aligned surface of the base body inwards into the center or towards the axis of rotation of the base body.
  • the flow guide device in the inner region of the pancake turbine serves to divert the flowing fluid from the turbine. This can be made possible, for example, by means of cutouts on the rotating body, in particular on the hub, which allow the fluid to flow out parallel to the axis in the turbine center. Another possibility is to have at least one flow guide device wholly or partially on the shaft
  • the turbine is connected to such, so that a discharge of the fluid via the shaft itself is possible.
  • the flowing fluid leaves the pancake turbine with less energy and less heat than it entered it. It can be assumed that approximately 70% of the internal energy of the flowing fluid can be converted into mechanical energy by means of a pancake turbine.
  • the pancake turbine comprises a housing, the housing comprising at least one inflow area for realizing a tangential inflow of the base body.
  • the inflow area includes a tangential inflow to realize
  • Flow line area the cross section of which decreases with increasing distance along the flow lines of the fluid in the direction of flow from the inflow area.
  • Inflow area initially in a direction perpendicular to the alignment of the axis of rotation and is directed towards the outer edge of the base body.
  • the inflow area is followed by a flow guide area.
  • This is designed so that the flow of the fluid is guided along the base body.
  • the flow guide area has a shape adapted to the round shape of the base body.
  • the flow guide area preferably tapers continuously.
  • the flow is consequently compressed along its path along the rotating base body.
  • This is implemented, for example, in that the inner wall of a housing surrounding the base body is continuously in sections and spirally approximated to the base body. The design leads to a more effective use of the energy of the flowing fluid.
  • a pancake turbine preferably has two inflow areas that are radially opposite one another.
  • each base body should be acted upon with fluid by means of one or more separate approach areas.
  • the material of at least one component of the housing that radially surrounds the base body is at least partially a material of low density, in particular graphene.
  • the housing is preferably made entirely of graphene in the area surrounding the base body, as a result of which the housing, and thus the pancake turbine as a whole, is given high strength with low weight.
  • Another aspect of the invention is a device for converting chemical energy into mechanical energy, which a combustion device for
  • Disc rotor turbine according to the invention which is fluidically coupled to the combustion device, includes, so that of the
  • the fluid made available to the combustion device can be fed to the pancake turbine with increased internal energy and the pancake turbine can be driven with at least partial conversion of the internal energy of the fluid.
  • the fluid is the flue gas of the combustion device itself or a fluid to which the energy of the flue gas is transferred. It is therefore not excluded that the incineration system also has a heat exchanger which makes the fluid available.
  • the device for converting chemical energy into mechanical energy has a compressor, which with the
  • Disc rotor turbine can be driven in order to compress fuel gas made available to the combustion device and / or exhaust gas generated by the combustion device, which is to be fed to the disk rotor turbine.
  • Another aspect is a device for converting chemical energy into electrical energy comprising a device according to the invention for conversion chemical energy into mechanical energy and a generator that is rotationally fixedly coupled to the output element of the pancake turbine, so that mechanical energy made available by the pancake turbine can be at least partially converted with the generator into electrical energy.
  • a method for converting chemical energy into mechanical energy in which chemical energy is converted into enthalpy of a fluid by means of a combustion device and fluid made available by the combustion device with increased internal energy is fed to a pancake turbine according to the invention that is fluidically coupled to the combustion device and this is at least partially Implementation of the internal energy of the fluid being driven represents a method aspect of the present invention
  • the method for converting chemical energy into mechanical energy is carried out accordingly with the device described for converting chemical energy into mechanical energy.
  • a flowing gaseous fluid for operating the pancake turbine which has a proportion of oxidative components, in particular oxygen, of less than 5% by volume, in particular if the base body and / or the housing are entirely or partially includes graphs.
  • oxidative components in particular oxygen
  • the base body and / or the housing are entirely or partially includes graphs.
  • the outer diameter of the base body results from the outflow conditions such that the speed of the flowing fluid in the radial direction in the radially inner area of the base body, in particular in the area of the flow guide device, is approximately equal to the circumferential speed at this radial area.
  • the ratio of the outer diameter of the base body results from the outflow conditions such that the speed of the flowing fluid in the radial direction in the radially inner area of the base body, in particular in the area of the flow guide device, is approximately equal to the circumferential speed at this radial area.
  • the base body to the diameter of the shaft is preferably 5 to 1.
  • the circumferential speed of the base body on its radial outer side can be calculated approximately from the root of the quotient of material strength and
  • Material density can be determined.
  • the circumferential speed on the shaft is obtained by multiplying it by the ratio of the shaft diameter to the diameter of the base body.
  • Another aspect of the invention consists in a method for converting chemical energy into electrical energy, in which the inventive
  • the generator is supplied, which rotates with the output element of the
  • Disk armature turbine is coupled, so that mechanical energy made available by the disk armature turbine is at least partially converted with the generator into electrical energy.
  • the method for converting chemical energy into electrical energy is carried out accordingly by means of the device according to the invention for converting chemical energy into electrical energy.
  • FIG. 1 a schematic representation of an embodiment of the pancake turbine according to the invention in an axial view
  • 2 a schematic representation of an embodiment of the pancake turbine according to the invention in section in a view perpendicular to the axis of the turbine
  • FIG. 1 a schematic representation of an embodiment of the pancake turbine according to the invention in an axial view
  • 2 a schematic representation of an embodiment of the pancake turbine according to the invention in section in a view perpendicular to the axis of the turbine
  • FIG. 1 a schematic representation of an embodiment of the pancake turbine according to the invention in an axial view
  • 2 a schematic representation of an embodiment of the pancake turbine according to the invention in section in a view perpendicular to the axis of the turbine
  • FIG. 1 a schematic representation of an embodiment of the pancake turbine according to the invention in an axial view
  • 2 a schematic representation of an embodiment of the pancake turbine according to the invention in section in a view perpendicular to the axis of the turbine
  • FIG. 1 a schematic representation of an embodiment
  • FIG. 3 a schematic representation of an embodiment of the pancake turbine according to the invention in a view perpendicular to the axis of the turbine with a carrier element.
  • FIG. 1 shows an embodiment of the pancake turbine 10 according to the invention in a view along the axis of rotation 28 of the pancake turbine 10.
  • a shaft 90 is arranged in the center of the pancake turbine 10.
  • the gaseous fluid flows into the turbine from the left and right via the two inflow areas 61 and flows tangentially against a base body 20.
  • the inflow areas 61 are each followed by a flow line area 62 which tapers continuously.
  • the taper is realized by the approach of the inner wall of the
  • four flow guide devices 26 are arranged, which serve to discharge the gaseous fluid in the axial direction.
  • a hub 27 adjoins the shaft 90.
  • FIG. 2 shows the pancake turbine 10 according to the invention as a sectional view perpendicular to the axis of rotation 28.
  • the shaft 90 is arranged in the center of the pancake turbine 10 and the hub 27 thereon.
  • the main body 20 can be seen, which is delimited in the radial direction by its radial outer side 21.
  • Disc armature turbine 10 is delimited on the whole to the outside by housing 60. According to the illustration in FIG. 1, two inflow areas 61 can be seen above and below.
  • Base body 20 is carried out entirely by means of a carbon-based conductive building material.
  • FIG. 3 shows an embodiment of the in the same view as FIG
  • Disk armature turbine 10 in which a hub 27 with webs 36
  • the webs 36 which can also be designed as disks, represent the radially central region of the carrier element 30.
  • the radial outer side 31 of the carrier element 30 is adjoined by a body 39 made of a carbon-based lightweight construction material.
  • the central area of the support element 30 and the body 39 are mechanical connected with each other.
  • the carrier element 30 has a maximum radial extension 35.
  • the radius 25 of the entire base body 20 can also be seen.
  • the housing 60 and the two inflow areas 61 can also be seen here.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Turbines (AREA)

Abstract

La présente invention concerne une turbine à rotor à disque pour la conversion de l'enthalpie d'un fluide s'écoulant en une puissance mécanique ainsi qu'un dispositif pour la conversion d'énergie chimique en énergie mécanique, qui comporte une turbine à rotor à disque. La présente invention concerne en outre un dispositif ainsi qu'un procédé de conversion d'énergie chimique en énergie mécanique et un dispositif ainsi qu'un procédé de conversion d'énergie chimique en énergie électrique. La turbine à rotor à disque (10) comporte au moins un corps de base (20) à symétrie de rotation logé rotatif pour l'alimentation tangentielle d'un fluide gazéiforme s'écoulant dans le but sensiblement d'entraîner le corps de base (20) dans un mouvement rotatif, ainsi qu'un élément entraîné, en particulier un moyeu (27), couplé solidairement en rotation au corps de base (20) pour le branchement à un groupe à entraîner, le corps de base (20) étant formé au moins au niveau de son côté externe radial (21) au moins par secteurs d'un matériau ayant une faible densité p < 0,5 kg/dm3.
PCT/EP2020/055038 2019-03-01 2020-02-26 Turbine à rotor à disque, dispositif et procédé de conversion d'énergie chimique en énergie mécanique, et dispositif ainsi que procédé de conversion d'énergie chimique en énergie électrique WO2020178101A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112020001025.2T DE112020001025A5 (de) 2019-03-01 2020-02-26 Scheibenläuferturbine, Einrichtung und Verfahren zur Umwandlung chemischer Energie in mechanische Energie und Einrichtung sowie Verfahren zur Umwandlung chemischer Energie in elektrische Energie

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019105279 2019-03-01
DE102019105279.3 2019-03-01

Publications (1)

Publication Number Publication Date
WO2020178101A1 true WO2020178101A1 (fr) 2020-09-10

Family

ID=69743218

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/055038 WO2020178101A1 (fr) 2019-03-01 2020-02-26 Turbine à rotor à disque, dispositif et procédé de conversion d'énergie chimique en énergie mécanique, et dispositif ainsi que procédé de conversion d'énergie chimique en énergie électrique

Country Status (2)

Country Link
DE (1) DE112020001025A5 (fr)
WO (1) WO2020178101A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022122113A1 (fr) * 2020-12-07 2022-06-16 Erk Eckrohrkessel Gmbh Dispositif catalytique rotatif, procédé de fonctionnement, système et procédé de conversion d'énergie chimique en énergie électrique et utilisation d'un dispositif catalytique rotatif

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1061206A (en) 1909-10-21 1913-05-06 Nikola Tesla Turbine.
US6174127B1 (en) * 1999-01-08 2001-01-16 Fantom Technologies Inc. Prandtl layer turbine
US7695242B2 (en) 2006-12-05 2010-04-13 Fuller Howard J Wind turbine for generation of electric power
US20130068314A1 (en) * 2011-09-15 2013-03-21 Leed Fabrication Services, Inc. Boundary Layer Disk Turbine Systems for Hydrocarbon Recovery
WO2018047018A2 (fr) * 2016-09-08 2018-03-15 Green Frog Turbines (Uk) Limited Turbomachine couche limite

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1061206A (en) 1909-10-21 1913-05-06 Nikola Tesla Turbine.
US6174127B1 (en) * 1999-01-08 2001-01-16 Fantom Technologies Inc. Prandtl layer turbine
US7695242B2 (en) 2006-12-05 2010-04-13 Fuller Howard J Wind turbine for generation of electric power
US20130068314A1 (en) * 2011-09-15 2013-03-21 Leed Fabrication Services, Inc. Boundary Layer Disk Turbine Systems for Hydrocarbon Recovery
WO2018047018A2 (fr) * 2016-09-08 2018-03-15 Green Frog Turbines (Uk) Limited Turbomachine couche limite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022122113A1 (fr) * 2020-12-07 2022-06-16 Erk Eckrohrkessel Gmbh Dispositif catalytique rotatif, procédé de fonctionnement, système et procédé de conversion d'énergie chimique en énergie électrique et utilisation d'un dispositif catalytique rotatif

Also Published As

Publication number Publication date
DE112020001025A5 (de) 2021-11-25

Similar Documents

Publication Publication Date Title
DE102010017733B4 (de) Tesla-Turbine und Verfahren zur Wandlung von Strömungsenergie eines Fluids in kinetische Energie einer Welle einer Tesla-Turbine
DE60120769T2 (de) Zweischichtiger akustischer überzug und fluiddruckbeaufschlagungsvorrichtung
EP2027372B1 (fr) Filtre à flux secondaire avec rendement de filtre amélioré
DE10329000A1 (de) Abgasnachbehandlungsanlage mit einem Gegenstromgehäuse, sowie entsprechendes Verfahren zur Abgasnachbehandlung
WO2012072384A1 (fr) Turbomachine comportant une structure d&#39;étanchéité entre des pièces tournantes et des pièces fixes ainsi que procédé de fabrication de ladite structure d&#39;étanchéité
WO2020178101A1 (fr) Turbine à rotor à disque, dispositif et procédé de conversion d&#39;énergie chimique en énergie mécanique, et dispositif ainsi que procédé de conversion d&#39;énergie chimique en énergie électrique
DE102011006066A1 (de) Wasserseparator und Verfahren zum Abtrennen von Wasser aus einer Nassdampfströmung
EP1510665A2 (fr) Séparateur centrifuge
EP3064706A1 (fr) Rangée d&#39;aubes directrices pour une turbomachine traversée axialement
WO2018134058A1 (fr) Pointe de brûleur avec une structure de conduit d&#39;air et une structure de conduit de carburant pour un brûleur et procédé pour la fabrication d&#39;une pointe de brûleur
DE102013209607A1 (de) Trommeltrockner zum Trocknen von Tabak, und entsprechendes Trocknungsverfahren
WO2015007512A1 (fr) Rotor pour turbomachine thermique
DE202007010614U1 (de) Windkraftanlage mit einer Ummantelung der Schaufelturbinen und mit Anwendung von Vorrichtungen zur Erzeugung von Drehströmungen hinter der Anlage
DE102009060763A1 (de) Geometrische Anordnung von Teilen eines Energiewandlers
DE4136219C2 (de) Wärmetauscher
DE202008000543U1 (de) Turbine
AT512653A4 (de) Läufer und radial durchströmbare Turbine
DE102010064450B3 (de) Entspannungs-Turbine zur Entspannung von Gas
DE4210358C2 (de) Vorrichtung zur Vergrößerung von kleinen klebrigen Partikeln
DE102017109952A1 (de) Rotorvorrichtung einer Strömungsmaschine
EP3990760A1 (fr) Dispositif de post-traitement de gaz d&#39;échappement
DE102010064441B3 (de) Entspannungs-Turbine zur Entspannung von Gas
WO2022122113A1 (fr) Dispositif catalytique rotatif, procédé de fonctionnement, système et procédé de conversion d&#39;énergie chimique en énergie électrique et utilisation d&#39;un dispositif catalytique rotatif
DE102022204799A1 (de) Abgasbehandlungseinrichtung und damit ausgestattete Kleinfeuerungsanlage
EP3124784B1 (fr) Dispositif de conversion d&#39;energie

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20709140

Country of ref document: EP

Kind code of ref document: A1

REG Reference to national code

Ref country code: DE

Ref legal event code: R225

Ref document number: 112020001025

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20709140

Country of ref document: EP

Kind code of ref document: A1